Process for preparation of high-type silicon nitride powder

Details Process for preparation of high-type silicon nitride powder Process for preparation of high-type silicon nitride powder

1986-02-14

1987-12-29

Doll, John

Chemistry of inorganic compounds

Silicon or compound thereof

Binary compound

423406, 501 97, C01B 21063, C01B 3306

Patent

active

047160284

ABSTRACT:
A high .alpha.-type silicon nitride powder is prepared by thermally decomposing a mixture of a crystalline silicon nitride powder having an oxygen content of at least 1.0% by weight and a nitrogen-containing silane compound.

REFERENCES:
patent: 4341874 (1982-07-01), Nishida et al.

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